======Свойство TacheometricObservation.HorizontalDistance======
  * **Пространство имен:** [[developers:references:topomatic.srv.tacheometricsurveying|Topomatic.Srv.TacheometricSurveying]]
  * **Сборка:** Topomatic.Srv (в Topomatic.Srv.dll)
=====Синтаксис=====
<code csharp>public Nullable<double> HorizontalDistance { get; set; }</code>
**Значение свойства**
  * Тип: System.Nullable<System.Double>